大多数备份解决方案，尽管对其进行了良好的管理，但通常依赖于交替和循环使用用于存储数据的介质或目标。
Most backup solutions, however well managed, often rely on rotating and recycling the media, or destination, used to store the data.
由于干燥介质可循环使用，因而热能利用率高，是一种新颖的节能干燥设备。
Basing on heating medium can be circularly used, its thermal energy's utilization rate is high and it is a new type of energy saving drier.
系统内配置高，低压水泵供压装置，试验介质循环贮存使用。
High disposition built-in system, low pressure water pump device, test medium circulation storage use.
系统内配置高，低压注水泵供压装置，试验介质循环贮存使用。
Equip with the high and low pressure water pump pressure supply device in system, the test medium circulating storage use.
JLD型系列液压阀门测试台是集机电、液压、试压液体介质贮存循环使用于一体，具有功能完善、性能稳定、自动化程度高等特点。
JLD series hydraulic valve testing bench is a set of mechanical, hydraulic, pressure test liquid media storage cycle used in one, with perfect function, stable performance, high degree of automation.
在封闭冷却循环系统内一次加入液体介质能长期使用，可节约大量冷却水。
One time adding liquid medium to the closed refrigeration circulation system can work for long time, cooling water can be save greatly.
在封闭冷却循环系统内一次加入液体介质能长期使用，可节约大量冷却水。
One time adding liquid medium to the closed refrigeration circulation system can work for long time, cooling water can be save greatly.
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